Important Modern and Vintage Timepieces

Geneva, Mar 27, 2011

LOT 110

Rolex - Ref. 6263 - Cosmograph Rolex, ?Oyster Cosmograph?, case No. 4128204, Ref. 6263/6265. Made in 1976. Fine, water-resistant, stainless steel wristwatch with black bezel, round button chronograph, registers, tachometer and a stainless steel Rolex Oyster bracelet.

c. Three-body, polished and brushed, screwed-down case back, buttons and Triplock winding crown, tachometer graduation on the bezel to 200 units per hour. D. Bicolor silver and black with applied steel baton indexes and luminous dots, outer 1/5th seconds divisions, subsidiary guilloché dials for the seconds, the 12-hour and 30-minute registers. Luminous steel baton hands. M. Cal. 727, rhodium-plated, 17 jewels, straight-line lever escapement, monometallic balance adjusted to 3 positions, shock absorber, self-compensating Breguet balance spring, Microstella regulating screws. Dial, case and movement signed. Diam. 37 mm. Thickness 13 mm. Approx. overall length 175 mm.